# A257468 (b-file synthesized from sequence entry)
1 1
2 1
3 6
4 1
5 15
6 90
7 1
8 28
9 70
10 420
11 2520
12 1
13 45
14 210
15 1260
16 3150
17 18900
18 113400
19 1
20 66
21 495
22 924
23 2970
24 13860
25 34650
26 83160
27 207900
28 1247400
29 7484400
30 1
31 91
32 1001
33 3003
34 6006
35 45045
36 84084
37 210210
38 270270
39 1261260
40 3153150
41 7567560
42 18918900
43 113513400
44 681080400